accel/amdxdna: Validate command buffer payload count

{
  "id": "29b4a097de526f26df36cea51f90b9ed3c397b713a3ad96475b0116eeefc271b",
  "url": "https://osv.dev/vulnerability/CVE-2026-23424",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "accel/amdxdna: Validate command buffer payload count",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Validate command buffer payload count The count field in the command header is used to determine the valid payload size. Verify that the valid payload does not exceed the remaining buffer space.",
    "evidence": "osv:CVE-2026-23424",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.18.17",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.19.7",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-23424",
      "aliases": [
        "CVE-2026-23424"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "aac243092b707bb3018e951d470cc1a9bcbaba6c"
                },
                {
                  "fixed": "3464e751755172ddbb849c1bd92f5f59e95c59a1"
                },
                {
                  "fixed": "3ed2ae6b3fe869f99b75afd02045ba5c0c0773e2"
                },
                {
                  "fixed": "901ec3470994006bc8dd02399e16b675566c3416"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-23424.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.14.0"
                },
                {
                  "fixed": "6.18.17"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.19.0"
                },
                {
                  "fixed": "6.19.7"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-23424.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:29.363582562Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/3464e751755172ddbb849c1bd92f5f59e95c59a1",
        "https://git.kernel.org/stable/c/3ed2ae6b3fe869f99b75afd02045ba5c0c0773e2",
        "https://git.kernel.org/stable/c/901ec3470994006bc8dd02399e16b675566c3416",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23424.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-23424",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23424.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-23424",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 496014,
  "published_at": "2026-04-03T13:24:32.622+00:00"
}